Proofex Torchseal A300
Verified by manufacturer over a year ago
Polyester fabric backed base sheet for torch-on membrane system.
Application
Suitable as a base sheet over timber or thermal insulation, as well as over old, failed membranes. Particularly suited as a base sheet for heat sensitive substrates in multi-layer torch applied bitumen membrane systems.
Description
Proofex Torchseal A300 is a base sheet for torch-on membrane systems manufactured by co-extrusion of a polymer-bitumen compound and a non-woven polyester reinforcement. Features and benefits include:
- Mechanically fastened.
- Allows for vapour to escape through a micro air space between membrane and substrate.
- Manufactured with a selvage edge for a continuous waterproofing.
- Excellent cold flexibility (-10°C).
General information
Uniclass | |
NATSPEC National Classification System | 0411 Waterproofing – External and Tanking |
SpecPack | 07500 Membrane Roofing and Plumbing |
SpeedSpec | 07500 Membrane Roofing and Plumbing |
Specification data - Plastics sheets
Material | Polymer-bitumen compound with non-woven polyester reinforcement. |
Form | Reinforced. |
Physical properties | |
Weight (minimum) | 1.8kg / m² (±10%). |
Dimensions | |
Width (minimum) | 1 m wide. |
Roll length (minimum) | 20 m roll. |
Reinforcement material | Non-woven polyester. |
WaterImpermeability | ≥ 60 kPa. Manufacturer guidanceIn compliance with EN1928 B method. |
Coverage | 19 m² per roll (approximate). Manufacturer guidanceAllowing for overlaps. |